US PATENT SUBCLASS 60 / 394
.~ Having apparatus control by timer or delay means

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60 /   HD   POWER PLANTS

325  DF  PRESSURE FLUID SOURCE AND MOTOR {47}
394.~ Having apparatus control by timer or delay means

DEFINITION

Classification: 60/394

(under subclass 325) Apparatus whereby the time in which, or length of time taken to perform an operation is controlled.

SEE OR SEARCH THIS CLASS, SUBCLASS:

376, for a self-cycling reciprocating output system having a timer or time delay means.

SEE OR SEARCH CLASS

91, Motors: Expansible Chamber Type,

35+, for a motor controlled by a timer, delay, pattern or cyclic control. 417, Pumps,

12, for the control of a pump motor by a timer or delay means.